A283494 - OEIS

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A283494 as a triangular array

										0
									0		0
								0		0		0
							0		2		2		0
						0		12		59		12		0
					0		64		576		576		64		0
				0		312		5444		10000		5444		312		0
			0		1460		47712		174232		174232		47712		1460		0
		0		6624		402588		2836520		5691512		2836520		402588		6624		0
	0		29394		3304736		44556288

A283494 as a square array

0	0	0	0	0	0	0	0	0	0
0	0	2	12	64	312	1460	6624	29394
0	2	59	576	5444	47712	402588	3304736
0	12	576	10000	174232	2836520	44556288
0	64	5444	174232	5691512
0	312	47712	2836520
0	1460	402588
0	6624
0

A283494 as an upper right triangle

0	0	0	0	0	0	0	0	0	0
	0	0	2	12	64	312	1460	6624	29394
		0	2	59	576	5444	47712	402588	3304736
			0	12	576	10000	174232	2836520	44556288
				0	64	5444	174232	5691512
					0	312	47712	2836520
						0	1460	402588
							0	6624
								0